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ISHS Acta Horticulturae 441: V Temperate Zone Fruit in the Tropics and Subtropics

DORMANCY BREAKING EXPERIMENTS ON APRICOTS

Authors:   A.B. Küden, L. Son
Abstract:
This study was carried out on Precoce de Tyrinthe apricot cvs. In 1995 and Tokaloglu and Karacabey apricot cultivar was KNO3, thiourea and Dormex in 1995. Armobreak was also used as adjuvant chemical in the experiments. KNO3 (4 %) and thiourea (2 %) chemicals were applied to Tokaloglu and Karacabey apricot cultivars in 1996.

KNO3 (4%)+thiourea (2%) application, gave the highest results with 84.52 % of flower bud burst and 81.32 % of fruit set. Dormex application gave the worst results with 49.53 % of flower bud burst and 54.65 % of fruit set.

The highest flowering and fruit set were obtained from the KNO3 (4%) + thiourea (2%) application both in Tokaloglu and Karacabey apricots.

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